About:

• Known For
• 
  A Bittersweet Life
  as
  Moon-seok
• 
  Memories of Murder
  as
  Detective Cho Yong-koo
• 
  Whispering Corridors
  as
  Math Teacher
• 
  The Soul Guardians
  as
  Kim Seok-tae
• 
  Dutiful Son
  as
  Gil-nam